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Physics Definition

Published on Nov 22, 2015

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PRESENTATION OUTLINE

PHYSICS DEFINITIONS

EMILY GESINO 1ST PERIOD

SPEED

  • How fast you are going...
  • Ex1: 80 mph down the highway
  • Ex2: I run a miles in 7 minutes and 16 seconds
  • Speed= distance/time

VELOCITY

  • The speed of something with a given direction
  • Ex1: 10.9 m/s north
  • Velocity= displacement/time

DISTANCE

  • How far you go from point A to point B
  • Ex1: I ran 2 miles from my house to the park
  • Ex2: From school to your house in 5.3 miles
  • D=xt

DISPLACEMENT

  • Different between where you start and finish (N,S,E,W)
  • Ex1: leaving school to go home everyday after school
  • Ex2: going to the store from home

SCALAR

  • A # without a direction
  • Ex1: I am 17 years old
  • Ex2: your birthday is December 4th
  • (Speed)

VECTOR

  • A # with a direction
  • Ex1: I drove 30 miles North of Main Street
  • Ex2: my house is 4 miles South of the highway
  • (Velocity)

MAGNITUDE

  • Measurement without a direction
  • Ex1: you go 20 miles till you reach north park mall

DIRECTION

  • The way you go (N,S,E,W)
  • Ex1: go north down valley